SR2E201B
SR2 B 20 I-O 24 VAC incl Clock
Trade Price
£232.08
Per
1
Unit
EA
Pack Quantity
1
Information
This product is part of Smart Relay - Zelio Logic SR2/SR3, an offer of simple automation systems from 10 to 40 I/Os. This Zelio Logic compact smart relay features 20 I/Os, 0 to 240 with ladder and 0 to 500 with FBD programming control scheme lines. It is a module with rated supply voltage of 24V AC and cycle time of 6ms to 90ms. It offers 12 discrete inputs with voltage of 24V AC and 4 relay outputs with voltage range from 24V to 250V AC and 5V to 30V DC. It is an IP20 and IP40 rated product. It weighs 0.35kg. The main application of this module is industry and building/service sector. This product is certified by C-Tick, GL, UL, CSA and GOST. It meets EN/IEC 60068-2-6 Fc and EN/IEC 61000-4-11 standards. Easy to use, Zelio Logic provides a real alternative solutions based on cabled logic or specific cards.
Technical Specifications
Range of product
Zelio Logic
Product or component type
Compact smart relay
Local display
Without
Number or control scheme lines
0…240 with ladder programming 0…500 with FBD programming
Cycle time
6…90 ms
Backup time
10 years at 25 °C
Clock drift
12 min/year at 0…55 °C 6 s/month at 25 °C
Checks
Program memory on each power up
[Us] rated supply voltage
24 V AC
Supply voltage limits
20.4…28.8 V
Supply frequency
50/60 Hz
Maximum supply current
233 mA (without extension)
Power consumption in VA
6 VA without extension
Isolation voltage
1780 V
Protection type
Against inversion of terminals (control instructions not executed)
Discrete input number
12
Discrete input voltage
24 V AC
Discrete input current
4.4 mA
Discrete input frequency
47...53 Hz 57...63 Hz
Voltage state 1 guaranteed
>= 14 V for discrete input
Voltage state 0 guaranteed
<= 5 V for discrete input
Current state 1 guaranteed
>= 2 mA (discrete input)
Current state 0 guaranteed
<= 0.5 mA (discrete input)
analogue input number
0
Input impedance
4.6 kOhm for discrete input
Number of outputs
8 relay
Output voltage limits
5...30 V DC (relay output) 24...250 V AC
Contacts type and composition
NO for relay output
Output thermal current
8 A for all 8 outputs for relay output
Electrical durability
AC-12: 500000 cycles at 230 V, 1.5 A for relay output conforming to EN/IEC 60947-5-1 AC-15: 500000 cycles at 230 V, 0.9 A for relay output conforming to EN/IEC 60947-5-1 DC-12: 500000 cycles at 24 V, 1.5 A for relay output conforming to EN/IEC 60947-5-1 DC-13: 500000 cycles at 24 V, 0.6 A for relay output conforming to EN/IEC 60947-5-1
Switching capacity in mA
>= 10 mA at 12 V (relay output)
Operating rate in Hz
0.1 Hz (at Ie) for relay output 10 Hz (no load) for relay output
Mechanical durability
10000000 cycles for relay output
[Uimp] rated impulse withstand voltage
4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1
clock
With
Response time
50 ms with ladder programming (from state 0 to state 1) for discrete input 50 ms with ladder programming (from state 1 to state 0) for discrete input 50...255 ms with FBD programming (from state 0 to state 1) for discrete input 50...255 ms with FBD programming (from state 1 to state 0) for discrete input 10 ms (from state 0 to state 1) for relay output 5 ms (from state 1 to state 0) for relay output
Connections - terminals
Screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 25...AWG 14) semi-solid Screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 25...AWG 14) solid Screw terminals, 1 x 0.25...1 x 2.5 mm² (AWG 24...AWG 14) flexible with cable end Screw terminals, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) solid Screw terminals, 2 x 0.25...2 x 0.75 mm² (AWG 24...AWG 18) flexible with cable end
tightening torque
0.5 N.m
Overvoltage category
III conforming to EN/IEC 60664-1
Net weight
0.35 kg
Immunity to microbreaks
10 ms repeated 20 times
product certifications
UL CSA C-Tick GL GOST
standards
EN/IEC 61000-4-12 EN/IEC 61000-4-11 EN/IEC 61000-4-6 level 3 EN/IEC 61000-4-3 EN/IEC 61000-4-5 EN/IEC 60068-2-27 Ea EN/IEC